The following data is extracted from Marlboro, Cheshire County, New Hampshire History.
Clark Mason was born here April 16, 1794, removed to Oswego county, N. Y., in 1817, remained until 1824, then came back to Marlboro, and diedk here in August, 1861. 1. His grandson, Warren W., son of William C., is superintendent of Hale's chair factory, at South Keene.
Source: Marlboro, Cheshire County, New Hampshire History